package Damo01.c11;

public class E11 {
    public static void main(String[] args) {
        long startTime = System.currentTimeMillis();
        int sum=0;
        for (int i=0; i<1000000000;i++){
            sum +=i;
        }
        long endTime=System.currentTimeMillis();
        System.out.println("程序运行的时间为："+(endTime - startTime)+"毫秒");
    }
}
